Home / 358,201.20-494,306.96-197,056.16

Finding the Fourth Proportional to 358,201.20, 494,306.96 and 197,056.16

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Solution

The fourth proportional to 358,201.20, 494,306.96 and 197,056.16 is: 271,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,201.20 : 494,306.96 = 197,056.16 : x
  2. Step 2: Convert to fraction form
    358,201.20/494,306.96 = 197,056.16/x
  3. Step 3: Cross multiply
    358,201.20x = 494,306.96 × 197,056.16
  4. Step 4: Simplify right side
    358,201.20x = 97,406,231,398.87
  5. Step 5: Solve for x
    x = 97,406,231,398.87/358,201.20
  6. Step 6: Final answer
    x = 271,931.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.